Equation of the circle which passes through the centre of the circle $x^{2} + y^{2} + 8 x + 10 y - 7 = 0$ and is concentric with the circle $2 x^{2} + 2 y^{2} - 8 x - 12 y - 9 = 10$ is

x^{2} + y^{2} - 4 x - 8 y - 97 = 0

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x^{2} + y^{2} - 4 x - 6 y - 87 = 0

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x^{2} + y^{2} - 2 x - 8 y - 95 = 0

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Solution

The correct option is B $x^{2} + y^{2} - 4 x - 6 y - 87 = 0$

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Similar questions

Q. The equation of the circle concentric with the circle

x^{2} + y^{2} + 8 x + 10 y - 7 = 0

and passing through the centre of the circle

x^{2} + y^{2} - 4 x - 6 y = 0

Find the equation of the circle which passes through the centre of the circle $x^{2} + y^{2} + 8 x + 10 y - 7 = 0$ and is concentric with the circle $2 x^{2} + 2 y^{2} - 8 x - 12 y - 9 = 0.$

Q. The equation of the circle concentric with the circle

x^{2} + y^{2} + 8 x + 10 y - 7 = 0

and passing through the centre of the circle

x^{2} + y^{2} - 4 x - 6 y = 0

is-

Q. Find the equation of the circle which passes through the center of the circle

x^{2} + y^{2} + 8 x + 10 y - 7 = 0

ans is concentric with the circle

2 x^{2} + 2 y^{2} - 8 x - 12 y - 9 = 0

Q. The equation of the circle concentric with the circle

x^{2} + y^{2} - 8 x + 6 y - 5 = 0

and passing through the point

(- 2, - 7)

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Equation of the circle which passes through the centre of the circle x2+y2+8x+10y−7=0 and is concentric with the circle 2x2+2y2−8x−12y−9=10 is

The correct option is B x2+y2−4x−6y−87=0

Equation of the circle which passes through the centre of the circle $x^{2} + y^{2} + 8 x + 10 y - 7 = 0$ and is concentric with the circle $2 x^{2} + 2 y^{2} - 8 x - 12 y - 9 = 10$ is

The correct option is B $x^{2} + y^{2} - 4 x - 6 y - 87 = 0$